Finding the Fourth Proportional to 331,034,896.20, 496,552,344.30 and 294,684,331.80
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Solution
The fourth proportional to 331,034,896.20, 496,552,344.30 and 294,684,331.80 is: 442,026,497.70
Step by Step Solution
- Step 1: Write the proportion equation
331,034,896.20 : 496,552,344.30 = 294,684,331.80 : x - Step 2: Convert to fraction form
331,034,896.20/496,552,344.30 = 294,684,331.80/x - Step 3: Cross multiply
331,034,896.20x = 496,552,344.30 × 294,684,331.80 - Step 4: Simplify right side
331,034,896.20x = 146,326,195,783,769,056 - Step 5: Solve for x
x = 146,326,195,783,769,056/331,034,896.20 - Step 6: Final answer
x = 442,026,497.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.